ZTS T-Series Automatic Transfer Switch Cabinet Engineering Drawing

This is a detailed engineering drawing and specification set for an ABB Zenith ZTS T-Series automatic transfer switch (ATS) cabinet, rated 800-1200A, Type 1 (NEMA-1). It includes dimensional data, mounting hole patterns, lug assembly options (mechanical and compression), seismic mounting instructions, wire bending space, and various section views for 3-pole and 4-pole configurations.